lua-calendrica

# Module `calendrica-ecclesiastical`

Ecclesiastical Easter and related holiday calculations.

Ported from "Calendrical Calculations" (4th edition) by Nachum Dershowitz and Edward M. Reingold. Original Lisp code (CALENDRICA 4.0) is Apache 2.0 licensed.

### Info:

- Release: 0.1 2026-07-19

## Functions

orthodox_easter (g_year) | Fixed date of Orthodox Easter in Gregorian year `g_year`.
easter (g_year) | Fixed date of Easter in Gregorian year `g_year`.
pentecost (g_year) | Fixed date of Pentecost in Gregorian year `g_year` (49 days after Easter).

## Functions

orthodox_easter (g_year)
  Fixed date of Orthodox Easter in Gregorian year `g_year`.

  ### Parameters:

  - g_year number Gregorian year.

  ### Returns:

  number Fixed date.
easter (g_year)
  Fixed date of Easter in Gregorian year `g_year`.

  ### Parameters:

  - g_year number Gregorian year.

  ### Returns:

  number Fixed date.
pentecost (g_year)
  Fixed date of Pentecost in Gregorian year `g_year` (49 days after Easter).

  ### Parameters:

  - g_year number Gregorian year.

  ### Returns:

  number Fixed date.

generated by LDoc 1.5.0 Last updated 2026-07-19 03:28:25